For citations & permissions, please see: Citations & Permissions - Wiley Science Solutions*

*Links on SpectraBase are not permalinks.
4-Fluoro-3-methylbenzoic acid
SpectraBase Compound ID HtwQ8P0IUtZ
InChI InChI=1S/C8H7FO2/c1-5-4-6(8(10)11)2-3-7(5)9/h2-4H,1H3,(H,10,11)
InChIKey VOCCEVKUXUIHOI-UHFFFAOYSA-N
Mol Weight 154.14 g/mol
Molecular Formula C8H7FO2
Exact Mass 154.043008 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

View the Full Spectrum for FREE!

The full spectrum can only be viewed using a FREE account.

SpectraBase Spectrum ID 6bZ6bgq6wyt
Name 4-Fluoro-3-methylbenzoic acid
Source of Sample Alfa Aesar, Thermo Fisher Scientific
Catalog Number B24112
Lot Number 10150745
Accessory DuraSample IR #145404C7
Acquisition Mode double sided, forward-backward
Actual Signal Gain 16
Actual Signal Gain 2nd Channel 1
Additional Data Treatment 1
Analog Signal 1 0.270447
Analog Signal 2 0
Aperture Setting 6 mm
Apodization Function Norton-Beer, medium
Background Measurement Channel Sample Compartment
Background Peak Amplitude 2nd Channel 1
Background Peak Location 2nd Channel 1
Background Rotations 32
Background Scans 32
Background Scans or Time Scans
Backward Peak Amplitude -1588
Backward Peak Location 7370
Beam Splitter Setting KBr
CAS Registry Number 403-15-6
Color Properties White
Container ID C-009943
Copyright Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Data Point Format 1
Delay Before Measurement 1 s
Detector Setting RT-DLaTGS [Internal]
End Frequency Limit for File 340
External Synchronization Off
Focal Length 100
Formula C8H7FO2
Frequency of First Point 3998.34 cm⁻¹
Frequency of Last Point 339.463 cm⁻¹
High Folding Limit 15800.5
High Frequency Limit 8000 cm⁻¹
High Pass Filter 0
InChI InChI=1S/C8H7FO2/c1-5-4-6(8(10)11)2-3-7(5)9/h2-4H,1H3,(H,10,11)
InChIKey VOCCEVKUXUIHOI-UHFFFAOYSA-N
Instrument Name Bruker Tensor 27 FT-IR
Laser Wavenumber 15800.5 cm⁻¹
Low Folding Limit 0
Low Frequency Limit 0
Low Pass Filter 10
Measurement Channel Sample Compartment
Molecular Weight 154.140 g/mol
Non Linearity Correction 0
Number of Points 3795
Number of Sample Scans 32
Optical Filter Setting Open
Peak Amplitude -1667
Peak Amplitude 2nd Channel 1
Peak Location 7366
Peak Location 2nd Channel 1
Phase Correction Mode Mertz
Phase Resolution 8
Physical State Solid
Preamplifier Gain 3
Preamplifier Gain Background 0
Purity 97%
Relative Humidity Interferometer 0 %
Resolution 4
SKU B24112-1G
SMILES OC(c1cc(c(cc1)F)C)=O
Sample Comments Sample ground at metal edge of ATR
Sample Rotations 32
Sample Scans or Time Scans
Sample Spacing Divisor 1
Sample Spacing Multiplicator 1
Scan Time 27.295 s
Scanner Temperature 28.2 °C
Scanner Velocity 10 kHz
Signal Gain, Background automatic
Signal Gain, Sample automatic
Source of Spectrum Bio-Rad Laboratories, Inc.
Start Frequency Limit for File 4000 cm⁻¹
Synonyms 4-Fluoro-m-toluic acid
Technique ATR-Neat
Zero Filling Factor 4